Synthetic Reactions of Isoxazoline 2-oxides. Part XIV. New Route to 1,3,3a,8a-Tetrahydro-2H-benzofuro(2,3-b)pyrrol-2-ones from Methyl .ALPHA.-Hydroxy-4H-1,2-benzoxazine-4-acetates Obtained by Ring Transformation of 4-Aryl-2-isoxazoline 2-Oxides.

Kazuho HARADA; Eisuke KAJI; Kiyobumi TAKAHASHI; Shonosuke ZEN

doi:10.1248/cpb.42.1562

Synthetic Reactions of Isoxazoline 2-oxides. Part XIV. New Route to 1,3,3a,8a-Tetrahydro-2H-benzofuro(2,3-b)pyrrol-2-ones from Methyl .ALPHA.-Hydroxy-4H-1,2-benzoxazine-4-acetates Obtained by Ring Transformation of 4-Aryl-2-isoxazoline 2-Oxides.

Chemical and Pharmaceutical Bulletin ◽

10.1248/cpb.42.1562 ◽

1994 ◽

Vol 42 (8) ◽

pp. 1562-1566 ◽

Cited By ~ 10

Author(s):

Kazuho HARADA ◽

Eisuke KAJI ◽

Kiyobumi TAKAHASHI ◽

Shonosuke ZEN

Keyword(s):

Ring Transformation ◽

Synthetic Reactions

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ChemInform Abstract: The Synthetic Reactions of Isoxazoline 2-Oxides. Part 6. Substituent Effect on the Ring Transformation of 4-(Di/Trisubstituted Phenyl)-3,5- bis(methoxycarbonyl)-2-isoxazoline 2-Oxides.

Chemischer Informationsdienst ◽

10.1002/chin.198622179 ◽

1986 ◽

Vol 17 (22) ◽

Author(s):

S. ZEN ◽

E. KAJI ◽

K. TAKAHASHI

Keyword(s):

Substituent Effect ◽

Ring Transformation ◽

Synthetic Reactions

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ChemInform Abstract: THE SYNTHETIC REACTIONS OF ISOXAZOLINE 2-OXIDES. V. THE RING TRANSFORMATION OF 3,5-BIS(METHOXYCARBONYL)ISOXAZOLINE 2-OXIDES BY LEWIS ACIDS. DIMETHYL 3A,4-DIHYDRO-5AH-NAPHTHO(1′,2′:4,5)FURO(3,4-D)ISOXAZOLE-3,4-DICARBOXYLATE AND ITS DER

Chemischer Informationsdienst ◽

10.1002/chin.198517182 ◽

1985 ◽

Vol 16 (17) ◽

Author(s):

K. TAKAHASHI ◽

E. KAJI ◽

S. ZEN

Keyword(s):

Lewis Acids ◽

Ring Transformation ◽

Synthetic Reactions

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Synthetic Reactions of Isoxazoline-2-oxides. Part VIII. Formation of 4-p-Bromophenyl-5-hydroxy-3-methoxycarbonyl-5,6-dihydro-4H-1,2-oxazine by Means of New Ring Transformation of an Isoxazoline-2-oxide.

Chemical and Pharmaceutical Bulletin ◽

10.1248/cpb.40.1921 ◽

1992 ◽

Vol 40 (7) ◽

pp. 1921-1922 ◽

Cited By ~ 8

Author(s):

Kazuho HARADA ◽

Yuko SHIMOZONO ◽

Eisuke KAJI ◽

Hiroaki TAKAYANAGI ◽

Haruo OGURA ◽

...

Keyword(s):

Ring Transformation ◽

Synthetic Reactions

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ChemInform Abstract: Synthetic Reactions of Isoxazoline-2-oxides. Part 16. Synthesis of Novel Heterocycle-Fused Furo(3,4-d)isoxazoles via Ring Transformation of 2-Isoxazoline-2-oxides by Lewis Acid.

ChemInform ◽

10.1002/chin.199617115 ◽

2010 ◽

Vol 27 (17) ◽

pp. no-no

Author(s):

K. HARADA ◽

E. KAJI ◽

K. SASAKI ◽

S. ZEN

Keyword(s):

Lewis Acid ◽

Ring Transformation ◽

Synthetic Reactions

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The synthetic reactions of isoxazoline 2-oxides. V. The ring transformation of 3,5-bis(methoxycarbonyl)isoxazoline 2-oxides by Lewis acids - Dimethyl 3a,4-dihydro-5aH-naphtho(1',2':4,5)furo (3,4-d)isoxazole-3,4-dicarboxylate and its derivatives.

NIPPON KAGAKU KAISHI ◽

10.1246/nikkashi.1984.1933 ◽

1984 ◽

pp. 1933-1937 ◽

Cited By ~ 1

Author(s):

Kiyobumi TAKAHASHI ◽

Eisuke KAJI ◽

Shonosuke ZEN

Keyword(s):

Lewis Acids ◽

Ring Transformation ◽

Synthetic Reactions

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ChemInform Abstract: Synthetic Reactions of Isoxazoline 2-Oxides. Part 10. Annulation of Heterocycles via Ring Transformation of Isoxazoline 2-Oxides by Lewis Acid.

ChemInform ◽

10.1002/chin.199321163 ◽

2010 ◽

Vol 24 (21) ◽

pp. no-no

Author(s):

K. HARADA ◽

K. SASAKI ◽

E. KAJI ◽

S. ZEN

Keyword(s):

Lewis Acid ◽

Ring Transformation ◽

Synthetic Reactions

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ChemInform Abstract: SYNTHETIC REACTIONS OF ISOXAZOLINE 2-OXIDE. II. RING TRANSFORMATION OF AN ISOXAZOLINE 2-OXIDE. A NOVEL TRANSFORMATION PRODUCT, DIMETHYL 7-CHLORO-3A,4-DIHYDRO-5AH-BENZOFURO(3,3A-D)ISOXAZOLE-3,4-DICARBOXYLATE

Chemischer Informationsdienst ◽

10.1002/chin.198345203 ◽

1983 ◽

Vol 14 (45) ◽

Author(s):

S. ZEN ◽

K. TAKAHASHI ◽

E. KAJI ◽

H. NAKAMURA ◽

Y. IITAKA

Keyword(s):

Transformation Product ◽

Ring Transformation ◽

Synthetic Reactions

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ChemInform Abstract: SYNTHETIC REACTIONS OF ISOXAZOLINE 2-OXIDES. IV. A NOVEL RING TRANSFORMATION OF 3,5-BIS(METHOXYCARBONYL)-4-PHENYL-2-ISOXAZOLINE 2-OXIDES INTO 2-METHOXYCARBONYL-1-OXIDO-3H-INDOLE-3-ACETATES

Chemischer Informationsdienst ◽

10.1002/chin.198525214 ◽

1985 ◽

Vol 16 (25) ◽

Author(s):

K. TAKAHASHI ◽

E. KAJI ◽

S. ZEN

Keyword(s):

Ring Transformation ◽

Synthetic Reactions

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The synthetic reactions of isoxazoline 2-oxides. VI. Substituent effect on the ring transformation of 4-(di/trisubstituted phenyl)-3,5-bis(methoxycarbonyl)-2-isoxazoline 2-oxides.

NIPPON KAGAKU KAISHI ◽

10.1246/nikkashi.1986.55 ◽

1986 ◽

pp. 55-59 ◽

Cited By ~ 3

Author(s):

Shonosuke ZEN ◽

Eisuke KAJI ◽

Kiyobumi TAKAHASHI

Keyword(s):

Substituent Effect ◽

Ring Transformation ◽

Synthetic Reactions

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ChemInform Abstract: Synthetic Reactions of Isoxazoline 2-Oxides. Part 14. New Route to 1,3, 3a,8a-Tetrahydro-2H-benzofuro(2,3-b)pyrrol-2-ones from Methyl α- Hydroxy-4H-1,2-benzoxazine-4-acetates Obtained by Ring Transformation of 4-Aryl-2-isoxazoline 2-O

ChemInform ◽

10.1002/chin.199513271 ◽

2010 ◽

Vol 26 (13) ◽

pp. no-no

Author(s):

K. HARADA ◽

E. KAJI ◽

K. TAKAHASHI ◽

S. ZEN

Keyword(s):

Ring Transformation ◽

Synthetic Reactions

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